A rare meteorite recovered from the Sahara Desert could be a fragment of a Moon-size body that met a violent end in the earliest days of the solar system.

The post Did A Moon-Size Planet Grow Fast and Die Young in the Early Solar System? appeared first on Sky & Telescope.

The three planets in the western twilight are pulling away from each other now. On Wednesday, the Moon will occult Venus in daylight.

The post This Week's Sky at a Glance, June 12 – 21 appeared first on Sky & Telescope.